Codling moth control sprays: New insecticides tested in field investigations in southern California for effectiveness against several pests of walnuts
J. C. Ortega, University of California
California Agriculture 9(5):6-14. DOI: 10.3733/ca.v009n05p6.
J. C. Ortega is Associate Specialist in Entomology, University of California, Riverside.
Abstract Not Available – First paragraph follows:
Improper timing—or complete omission—of DDT treatment was the major contributing factor to the relatively high infestations of codling moth in walnuts in some areas of southern California during the 1954 season.
The above progress report is based on Research Project No. 1419.